Package org.csstudio.swt.widgets.symbol.util

Class PermutationMatrix

java.lang.Object

org.csstudio.swt.widgets.symbol.util.PermutationMatrix

public class PermutationMatrix
extends Object

Permuation matrix used to flip/rotate images

Constructor Summary

Constructors

Constructor	Description
PermutationMatrix(double[][] matrix)
PermutationMatrix(double x1, double y1, double x2, double y2)

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
static PermutationMatrix	generateFlipHMatrix()	Generate vertical flip [2,2] matrix
static PermutationMatrix	generateFlipVMatrix()	Generate horizontal flip [2,2] matrix
static PermutationMatrix	generateIdentityMatrix()	Generate [2,2] identity matrix
static PermutationMatrix	generateRotationMatrix(double angleInDegree)	Generate rotation [2,2] matrix
double[][]	getMatrix()
int	hashCode()
PermutationMatrix	multiply(PermutationMatrix pm)
void	roundToIntegers()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

PermutationMatrix

public PermutationMatrix(double x1,
 double y1,
 double x2,
 double y2)

PermutationMatrix

public PermutationMatrix(double[][] matrix)

Method Details

generateIdentityMatrix

public static PermutationMatrix generateIdentityMatrix()

Generate [2,2] identity matrix

generateFlipVMatrix

public static PermutationMatrix generateFlipVMatrix()

Generate horizontal flip [2,2] matrix

generateFlipHMatrix

public static PermutationMatrix generateFlipHMatrix()

Generate vertical flip [2,2] matrix

generateRotationMatrix

public static PermutationMatrix generateRotationMatrix(double angleInDegree)

Generate rotation [2,2] matrix

multiply

public PermutationMatrix multiply(PermutationMatrix pm)

getMatrix

public double[][] getMatrix()

roundToIntegers

public void roundToIntegers()

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object